Science: Radio Test Pilot

Test pilots, who put experimental planes through their paces, face a potent rival. Airplanes are being tested by remote control with no pilot on board.

Last week the Navy described its version of the gadget that is stealing the test pilot's job. The cockpit of the plane to be tested is crammed with instruments and radio equipment. Part of the gear controls the plane engine, flight controls, landing gear, etc., by radio signals. The rest, by radio and television, reports the plane's performance in the air, and does it more completely than any pilot...